#include<iostream>
#include<func.h>

//单例模式
class Point{

public:

    static Point*& In_sigle(){
        //申请在堆上
        _point = new Point(1,3);
        return _point;
    }

private:
    Point(int x, int y)
    :_x(x)
    ,_y(y)
    {}

private:
    int _x;
    
    int _y;
    static Point* _point;

};


int main(void){
    return 0;
}